<template>
  <div class="icons">
  	<swiper :options="swiperOption">
  	  <swiper-slide v-for="(page, index) of pages" :key="index">	
	    <div 
	      class="icon"
	      v-for="item of page"
	      :key="item.id"
	    >
	      <div class="icon-img">
	        <img class="icon-img-content" :src="item.imgUrl">
	      </div>
	      <p class="icon-desc">{{item.desc}}</p>
    	</div>
      </swiper-slide>
    </swiper>
  </div>
</template>

<script>
export default {
  name: 'HomeIcons',
  props: {
  	list: Array
  }, 
  data() {
  	return {
  		swiperOption: {
  			autoPlay: false
  		}
  	}
  },
  computed:{
  	pages() {
  		const pages = [];
  		this.list.forEach((item, index) => {
  			const page = Math.floor(index / 8);
  			if(!pages[page]) {
  				pages[page] = [];
  			}
  			pages[page].push(item)
  		})
  		return pages
  	}
  }
}
</script>

<style lang="stylus" scoped>
@import '~styles/varibles.styl'
@import '~styles/mixins.styl'
  .icons >>> .swiper-container
    height: 0
    padding-bottom: 50%
  .icons
    margin-top: .1rem
    .icon
      position: relative
      overflow: hidden
      height: 0
      width: 25%
      float: left
      padding-bottom: 25%
      .icon-img
        position: absolute
        top: 0
        left: 0
        right: 0
        bottom: .44rem
        box-sizing: border-box
        padding: .1rem
        .icon-img-content
          display: block
          margin: 0 auto
          height: 100%
      .icon-desc
        position: absolute
        left: 0
        right: 0
        bottom: 0
        height: .44rem
        line-height: .44rem
        text-align: center
        color: $darkTextColor
        ellipsis()
</style>
